One 560USB, two 510s, 560USB is 2000 yuan, 510 is 150 yuan each QQ 6492 66 036 DVS6446 price is 4000 yuan Development board introduction, specific parameters: [url=http://item.taobao.com/item.htm?spm=...
I want to buy a SMS modem to make a simple application. But I asked how much more expensive it would be if a secondary development kit was provided. I downloaded a secondary development kit of Jincang...
: I am a newbie and hope that the experts can help me to modify it. This vo file always outputs a low-level line. I hope to change it to a rectangular wave. // Verilog Test Bench template for design :...
I wrote a serial port program. It can be debugged on the simulator PPC2003, and the serial port can be opened normally and data can be sent and received. However, when deployed to a real machine (WINC...
[align=center]Jinan tiger cubs are really unique, quadruplets with three skin colors[/align] [b] Shunwang-Metropolitan Women's News reported on July 21[/b] Yesterday, the rare quadruplets of tiger cub...
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(000063.SZ) employees and more Chinese ICT (information and communication technology) industry practitioners, the news from across the ocean on the evening of April 16 kept t...[Details]
In the actual project development process, we often need to get the running time of a section of code. The usual method is to use an oscilloscope to measure it. This blog post will use SysTick to acc...[Details]
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[Details]
Timing and protocol are two key points in digital system debugging, and they are also where logic analyzers can play their most valuable role. How can we use a logic analyzer to quickly complete wiri...[Details]
Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]
On Sunday, the South Australian government unveiled plans to build the world's largest virtual power plant, which will connect at least 50,000 homes over four years and have a capacity ...[Details]
Introduction: As a power electronic device, the photovoltaic inverter mainly converts the direct current generated by the photovoltaic module into alternating current. Because there are thousands o...[Details]
/* Unfortunately, it cannot generate a standard 38kHz frequency square wave, there is a little error*/ #include reg51.h #define uchar unsigned char #define uint unsigned int sbit Waveout=P1^0; //P...[Details]
The single-chip microcomputer running light program requires all 32 serial ports to be used, and each serial port has eight LEDs. Question supplement: The 8051 single-chip microcomputer is used, an...[Details]
A simple experimental programming question for the microcontroller: write a 3-byte binary addition subroutine. The program entry is: addend 1: 22H, 21H, 20H three bytes, 22H is the highest bit; adden...[Details]
In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]
As shown in the figure, the circuit is required to count and display the number of times the button is pressed. When the button is pressed once, the count value increases by 1 (it is required to accu...[Details]
1. Pin: 0 in 1 out Set Status Output status IO register setting DDR×A certain bit is set to 1, and the corresponding bit IO is set to output; PORT×A certain position is 1/0, and t...[Details]